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The following commit(s) were added to refs/heads/master by this push:
     new 04cfcf6  Update fe-idea-dev.md (#4852)
04cfcf6 is described below

commit 04cfcf6c3643f36ab2ce9d61394d59e24b8a3fd2
Author: Hao Tan <[email protected]>
AuthorDate: Sun Nov 8 20:52:15 2020 +0800

    Update fe-idea-dev.md (#4852)
    
    * Update fe-idea-dev.md
    
    use `brew install [email protected]` to install thrift 0.9.3.1
    `brew edit thrift090 | head` shows [email protected] uses thrift 0.9.3.1
    
    * [Refactor] Remove the unnecessary if statement
    
    Future<?> submit(Runnable task)
    Submits a Runnable task for execution and returns a Future representing 
that task. The Future's get method will return null upon successful completion.
---
 docs/zh-CN/developer-guide/fe-idea-dev.md                          | 3 +--
 fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java | 5 +----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/docs/zh-CN/developer-guide/fe-idea-dev.md 
b/docs/zh-CN/developer-guide/fe-idea-dev.md
index 9e68bad..1ca9de3 100644
--- a/docs/zh-CN/developer-guide/fe-idea-dev.md
+++ b/docs/zh-CN/developer-guide/fe-idea-dev.md
@@ -38,8 +38,7 @@ JDK1.8+, IntelliJ IDEA
 
     1. 安装 thrift 0.9.3 版本。
 
-        MacOS: `brew install 
https://gist.githubusercontent.com/chrislusf/8b4e7c19551ba220232f037b43c0eaf3/raw/01465b867b8ef9af7c7c3fa830c83666c825122d/thrift.rb`
-
+        MacOS: `brew install [email protected]`
         Windows: `http://archive.apache.org/dist/thrift/0.9.3/thrift-0.9.3.exe`
 
 4. 如果是Mac 或者 Linux 环境 可以通过 如下命令生成自动生成代码:
diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java 
b/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java
index e7a034e..ae838f2 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java
@@ -89,10 +89,7 @@ public class ConnectScheduler {
         if(context instanceof NConnectContext){
             return true;
         }
-        if (executor.submit(new LoopHandler(context)) == null) {
-            LOG.warn("Submit one thread failed.");
-            return false;
-        }
+        executor.submit(new LoopHandler(context));
         return true;
     }
 


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